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G092
Ricoh G092 Manuals
Manuals and User Guides for Ricoh G092. We have
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Ricoh G092 manual available for free PDF download: Service Manual
Ricoh G092 Service Manual (272 pages)
Brand:
Ricoh
| Category:
All in One Printer
| Size: 19.26 MB
Table of Contents
Table of Contents
13
Important Safety Notices
21
Installation
25
Installation
27
Installation Requirements
29
Environment
29
Machine Level
29
Machine Space Requirement
30
Power Requirements
31
Machine Installation
31
Installing the Photoconductor Unit
31
Installing the Toner Cartridge
34
Loading Paper
36
Connecting the Power Cord
38
Selecting the Panel Display Language
39
Printing the Test Page
41
Adjusting the Image Density
42
Connecting the Printer to a Computer
44
Connecting the Printer to a Computer Using a Network Interface Cable
44
Connecting the Printer to a Computer Using a Parallel Cable
45
Configuring the Printer for the Network
46
Installing the Printer Drivers and Utilities
49
Meter Charge
50
Optional Unit Installation
51
Preventative Maintenance
53
Preventative Maintenance
55
User Replaceable Items
55
Service Maintenance
56
Pm Table
56
Recommended Cleaning Procedure
56
Replacement and Adjustment
57
Special Tools and Lubricants
59
Tools
59
Lubrication
59
Fusing Unit
60
Transfer Belt Unit
61
Exterior Covers
61
Front Door with Transfer Roller Unit
61
Transfer Roller Assembly
62
Right Cover
62
Rear Cover
63
Left Cover
63
Top Cover and Lcd Panel
64
Ecb and Drive Units
65
Ecb (Engine Control Board) and Temperature/Humidity Sensor Boards
65
Sub Fusing-Fan and Sub Fusing-Fan Duct
66
Toner Cartridge Holder
67
Toner Cartridge Drive Unit
68
Paper Pickup Motor and Motor Bracket
68
Main Drive Unit
69
Bias Unit
75
Power Supply Fan Motor and Psu Fan Motor Duct
75
Laser Scanning Unit
76
Caution Decal Locations
76
Laser Scanning Unit
77
Paper Feed
77
Paper Exit
77
Disassembly of Paper Exit Sub Assembly
80
Paper Feed Unit
80
Paper Feed Unit Disassembly
82
Ih (Inductive Heater) Unit
85
Electrical Components
86
Power Supply Unit
86
Power Supply Unit Disassembly
87
Main Control Board
88
Nvram/Eeprom Replacement Procedures
88
EEPROM on the ECB
88
EEPROM on the ECB and the NVRAM on the Controller
89
NVRAM on the Controller
89
Main Control Board Shield Covers
90
High Voltage Board and Registration Sensor Board
91
Transfer Belt Tension Unit
92
Transfer Belt Tension Unit Removal
92
Changer Solenoid and Cam Ratchet Solenoid
93
Pcu Holder
95
Fusing Fan Motor
97
Sensors
97
Front and Right Cover Open Detection Switches
97
By-Pass Tray Home Position Sensor and By-Pass Tray Paper Detection Sensor Boards
98
Waste Toner Cartridge Full Sensor
98
Standard Paper Cassette
99
Troubleshooting
103
Troubleshooting
105
Service Call Conditions
105
Sc Code Descriptions
106
Controller Error
110
Troubleshooting Guide
114
Blank Print
114
All-Black Print
114
Missing Cmy Color
115
Light Print
115
Repeated Spots or Lines on Prints
116
Dark Vertical Line in Print
116
White Horizontal Lines or Bands
117
Missing Parts of Images
117
Dirty Background
117
Partial Cmy Color Dots
117
Dark Irregular Streaks on Prints
117
Cmy Color Irregular Streaks
118
Ghosting
118
Unfused or Partially Fused Prints
118
Image Skew
118
Background Stain
119
No Printing on Paper Edge
119
Image Not Centered When It Should be
119
Electrical Component Defects
120
Sensors
120
Blown Fuse Conditions
122
Power Supply Unit
122
High Voltage Unit
122
Leds
122
Service Tables
123
Service Program Mode
125
Service Mode Operation
125
Entering the Service Mode
125
Accessing the Required Program
126
Exiting Service Mode
126
Inputting a Value or Setting for a Service Program
126
Printer Controller Service Mode
127
Service (Controller Service Modes)
129
Bit Switch Settings
129
Gamma Adjustment
131
Printer Engine Service Mode
135
Service Mode Table ("2. Engine")
135
SP1-XXX (Feed)
135
SP2-XXX (Drum)
137
SP5-XXX (Mode)
139
SP7-XXX (Data Log)
145
Input Check Table
149
Output Check Table
151
Firmware Update Procedure
153
Type of Firmware
153
Error Recovery
153
Controller System Firmware
153
Engine Firmware
153
Controller/Engine Firmware Upgrade
154
Engine Firmware
154
Controller System Firmware
155
Power on Self-Test
157
Controller Self-Diagnostic
157
Overview
157
Detailed Self-Diagnostics
158
Engine Self-Diagnostic
158
User Program Mode
159
Dip Switches
160
Controller Board
160
Detailed Descriptions
161
Detailed Section Descriptions
163
Overview
163
Component Layout
163
Paper Path
164
Drive Mechanism
165
General Description
165
Bk Motor Drive
166
Cmy Motor Drive
167
Board Structure
168
Overview
168
Descriptions
169
Print Process
170
Overview
170
Charge
172
Laser Exposure
173
Laser Scanning
173
Polygon Motor and Laser Exposure
174
Toner Supply
175
Toner Cartridge
175
Paddle Shaft Switching Mechanism
176
Toner Cartridge and Toner End Detection
177
Development
179
PCU and OPC Drum
179
Transfer Belt Unit Drive
181
Belt Tension Unit
181
Belt Home Position Sensor
182
Four Phases
182
Monochrome Printing and Color Printing
183
Belt Transfer and Cleaning
185
Transfer from Drum to Belt
185
Transfer from Belt to Paper
186
Belt Cleaning
187
Mechanism
188
Waste Toner Bottle
188
Sensor
189
Fusing
190
Fusing Process
190
Circuit Board
191
Fusing Belt
191
Pressure Roller
191
Fusing Temperature Control
194
Paper Feed
196
Drive Motors
197
Paper Size Detection Switch Combination
197
Sensors
197
Feeding Envelopes
198
Paper Feed Speed
198
Registration Clutch
198
Standard Tray Lock Mechanism
199
Paper Exit and Paper Switchback
200
Normal Printing Mode (Not Duplex Printing Mode)
200
Duplex Printing Mode (Paper Switchback)
201
Color Point Adjustment
202
Adjustment Types
202
Adjustment Timing
203
Controller
204
Overview
204
Board Layout
206
Print Data Processing
207
Pcl5C Driver
207
RPCS Driver
207
BG/UCR (Black Generation/Under Color Removal)
208
CMS (Color Management System)
208
Gamma Correction
208
Gray Correction
208
PS3 Driver
208
Dither Processing and ROP/RIP
209
Toner Limitation
209
Controller Functions
210
Sample Print
210
Locked Print
210
Paper Source Selection
211
Tray Lock
211
Tray Priority (Auto Tray Select)
211
Manual Tray Select
212
Auto Continue
212
Auto Tray Select
212
ACS (Auto Color Sensing) Mode
213
Energy Saver Mode
214
Ieee1394 Interface
215
Specifications
215
Hardware Specification
215
Ieee1394 Scsi Print
215
Block Diagram
216
Pin Assignment
216
Remarks
217
Troubleshooting Notes
217
Ip over 1394
218
Usb
219
Specifications
219
Usb 1.1/2.0
219
Usb Connectors
220
Pin Assignment
220
Remarks
221
Related SP Mode
221
Ieee802.11B (Wireless Lan)
222
Specifications
222
Block Diagram
223
Led Indicators
223
Transmission Mode
224
Ad Hoc Mode
224
Infrastructure Mode
224
Security Features
225
Using the SSID in Ad Hoc Mode
225
Troubleshooting Notes
226
Channel Settings
226
Communication Status
226
Troubleshooting Steps
227
Bluetooth (Wireless)
228
Specifications
228
Block Diagram
228
Communication Using Bluetooth
229
Frequency Hopping Spread Spectrum (FHSS)
229
Piconet
229
Profiles
230
Security Features
230
PIN Code (Personal Identification Number)
230
Public and Private Mode
230
Connector Pin Descriptions
231
CN1 (on ECB)/CN1 (on LSU)
231
CN2 (on ECB)/CN3 (on LSU)
231
G081/G092 VI SM
231
CN3 (on ECB)/CN2 (on LSU)
231
CN5 (on ECB)/CN1 (on High Voltage Board)
232
Cn6 Pcu
232
CN7 Front/Right Door Sensor
232
CN8 Power Supply Unit Fan
232
CN9 Fusing Fan
232
CN10 (on ECB)/CN1503 (on Toner Empty Sensor Board)
233
CN11 Toner Cartridge Cover Sensor
233
CN12 (on ECB)/CN1 (on CMY Motor)/Cn1 (BK Motor)
233
CN13 (on ECB)/CN1509 (PCU Home Sensor)
234
CN14 (on ECB) / CN1510 (on TB Unit Cam Home Position Sensor)
234
CN15 (on ECB)/CN1601 (on Fusing Unit)
234
CN17 (on ECB)/CN1505 (on Paper Full/Jam Sensor)
234
CN18 (on ECB) / CN1506 (on Paper Empty/Registration Sensor)
235
CN19 Pickup Solenoid
235
CN20 Registration Clutch
235
CN21 BK Solenoid
235
CN22 Paper Pickup Motor
235
CN23 (on ECB)/CN1507 (on By-Pass Tray Paper Detection Sensor)/Cn1512 (on By-Pass Tray Home Position Sensor)
236
CN24 Mono/Color Changer Solenoid
236
CN25 TB Unit Cam Switching Solenoid
236
CN26 Switchback Solenoid
236
CN27 (on ECB)/CN1501 (on Color Registration Sensor)
237
CN28 Paper Size Detector
237
CN29 (on ECB)/CN1 (on Humidity/Temperature Sensor)
237
CN30 Sub Fusing Fan
238
CN31 (on ECB)/CN1 (on Option Paper Feeder Unit)
238
CN32 (on ECB)/CN2503 (on Power Supply Board)
238
CN33 (on ECB)/CN2505 (on Power Supply Board)
239
CN34 (on ECB)/CN2504 (on Power Supply Board)
239
CN35 LSU Safety Interlock Switch
239
CN38 Main Control Board 2 of 3
240
CN38 Main Control Board 3 of 3
242
CN39 (on ECB)/CN1508 (on Duplex Unit Jam Sensor)
242
CN43 Toner Supply Solenoid
243
CN45, CN46 (on ECB)/CN3301 (on LCD Panel)
243
CN1502 Waste Toner Full Sensor
244
CN2001 AC Line
244
CN2203 (on IH Power Board)
244
CN2204 IH Heater
244
CN1502 Power Switch
244
CN1502 (on Power Supply Board)/Cn2207 (on IH Power Supply Board)
245
CN2506 Side/Front Door Interlock Switch
245
Specifications
247
General Specifications
249
Supported Paper Sizes
251
Software Accessories
252
Printer Drivers
252
Utility Software
252
Machine Configuration
253
Paper Feed Unit Type 3000 G342
255
Replacement and Adjustment
259
Exterior Covers
259
Feeder Board
260
Paper Size Switch
260
Sensor Board, Motor, and Pickup Solenoid
261
Jam Sensor and Paper Empty Sensor Arms
261
Pickup and Paper Feed Rollers
262
Pinch Rollers
263
Paper Cassette
264
Detailed Descriptions
265
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